COMEDK · Physics · 19. Current Electricity
The resistor of resistance \(R\) is connected to 25 V supply and heat produced in it is \(25 \mathrm{Js}^{-1}\). The value of \(R\) is
- A \(225 \Omega\)
- B \(1 \Omega\)
- C \(25 \Omega\)
- D \(50 \Omega\)
Answer & Solution
Correct Answer
(C) \(25 \Omega\)
Step-by-step Solution
Detailed explanation
Given, \(\begin{aligned} & \frac{H}{t}=25 \mathrm{~J} / \mathrm{s}=25 \mathrm{~W} \\ & V=25 \mathrm{~V} \end{aligned}\) We know that,…
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